diff --git a/tasks/RedHat.yml b/tasks/RedHat.yml
index 61592b5..92ac6e2 100644
--- a/tasks/RedHat.yml
+++ b/tasks/RedHat.yml
@@ -25,7 +25,7 @@
       command: /usr/sbin/semodule -i /tmp/checkmk-agent-autoupgrade.pp
       when: cmk_mod_installed is not defined
       notify: remove selinux policy file
-  when: ansible_selinux
+  when: ansible_selinux|bool
   tags: selinux-pre
 
 - name: Gather facts of packages